Objective To establish a well controlled laboratorial microbialaerosol generation system for evaluating the efficiency of bioaerosol samplers properly.
目的建立可控性强的实验室微生物气溶胶发生系统，用以科学评价空气微生物采样器的采样效率。
2
Objective To evaluate the filtration efficiency of different types of mask filtration materials against non-biological particles aerosol and microbialaerosol.
目的评价不同类型口罩滤材对非生物颗粒气溶胶和微生物气溶胶过滤效率。
3
Objective: to define the weights of 6 main influencing factors, i. e. gas components, aerosol, radioactivity, temperature, humidity and microbial pollution in submarine cabin air quality.